PROBLEM TO BE SOLVED: To provide a vehicular automatic transmission control device that eliminates the need of an electric oil pump in a vehicle having feature of stopping an amount of fuel supply to an engine based on an engine revolution speed during deceleration traveling.SOLUTION: The vehicular automatic transmission control device includes engine revolution speed maintenance control means that executes down-shift at a low vehicle speed to maintain a revolution speed of an oil pump capable of supplying sufficient hydraulic oil to a hydraulic engagement element even at the low vehicle speed.SELECTED DRAWING: Figure 8

    【課題】減速走行中において、エンジンの回転速度に基づいてエンジンへの燃料供給量を停止する機能を持った車両において、電動オイルポンプを必要としない車両用自動変速機の制御装置を提供する。【解決手段】低車速においてダウンシフトを実行することにより、低車速でも油圧式係合要素へ充分な作動油を供給することのできるオイルポンプの回転速度に維持するエンジン回転速度維持制御手段を備えた車両用自動変速機の制御装置とする。【選択図】図8


    Access

    Download


    Export, share and cite



    Title :

    VEHICULAR AUTOMATIC TRANSMISSION CONTROL DEVICE


    Additional title:

    車両用自動変速機の制御装置


    Contributors:
    INOUE YUJI (author) / OTA HIROBUMI (author)

    Publication date :

    2017-05-25


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B60W CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION , Gemeinsame Steuerung oder Regelung von Fahrzeug-Unteraggregaten verschiedenen Typs oder verschiedener Funktion / F02D CONTROLLING COMBUSTION ENGINES , Steuern oder Regeln von Brennkraftmaschinen / F16H Getriebe , GEARING



    HYBRID-VEHICULAR AUTOMATIC TRANSMISSION CONTROL APPARATUS

    OTSUKA YUKI | European Patent Office | 2017

    Free access

    Shifting control apparatus for vehicular automatic transmission

    HIASA YASUHIRO / ISOBE ICHIRO / MATSUBARA TOORU et al. | European Patent Office | 2020

    Free access

    SHIFTING CONTROL APPARATUS FOR VEHICULAR AUTOMATIC TRANSMISSION

    HIASA YASUHIRO / ISOBE ICHIRO / MATSUBARA TOORU et al. | European Patent Office | 2019

    Free access

    TRANSMISSION ACTUATOR FOR VEHICULAR AUTOMATIC DRIVING DEVICE

    KODAMA AKIHIKO / OKAZAKI NOBUO | European Patent Office | 2022

    Free access

    CONTROLLER OF VEHICULAR AUTOMATIC TRANSMISSION

    OTA HIROBUMI / INOUE YUJI | European Patent Office | 2017

    Free access